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dashboard: Restart applets if required
Restart applets that are already running if a ccb call updates their spec Signed-off-by: Charles Baynham <charles.baynham@npl.co.uk>
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@ -1,3 +1,4 @@
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import asyncio
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import logging
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from PyQt5 import QtCore, QtWidgets
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@ -149,15 +150,16 @@ class AppletsCCBDock(applets.AppletsDock):
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corresponds to a single group. If ``group`` is ``None`` or an empty
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list, it corresponds to the root.
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``command`` gives the command line used to run the applet, as if it
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was started from a shell. The dashboard substitutes variables such as
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``$python`` that gives the complete file name of the Python
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interpreter running the dashboard.
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``command`` gives the command line used to run the applet, as if it was
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started from a shell. The dashboard substitutes variables such as
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``$python`` that gives the complete file name of the Python interpreter
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running the dashboard.
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If the name already exists (after following any specified groups), the
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command or code of the existing applet with that name is replaced, and
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the applet is shown at its previous position. If not, a new applet
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entry is created and the applet is shown at any position on the screen.
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the applet is restarted and shown at its previous position. If not, a
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new applet entry is created and the applet is shown at any position on
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the screen.
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If the group(s) do not exist, they are created.
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@ -181,9 +183,17 @@ class AppletsCCBDock(applets.AppletsDock):
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else:
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spec = {"ty": "code", "code": code, "command": command}
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if applet is None:
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logger.debug('Applet {} does not exist: creating'.format(name))
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applet = self.new(name=name, spec=spec, parent=parent)
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else:
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self.set_spec(applet, spec)
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if spec != self.get_spec(applet):
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logger.debug('Applet {} already exists: updating existing spec'.format(name))
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self.set_spec(applet, spec)
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if applet.applet_dock:
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asyncio.ensure_future(applet.applet_dock.restart())
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else:
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logger.debug('Applet {} already exists and no update required'.format(name))
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if ccbp == "enable":
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applet.setCheckState(0, QtCore.Qt.Checked)
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